:root {
  --blue: #0077cc;
  --blue-light: #0099ff;
  --blue-dark: #0055aa;
  --navy: #112a43;
  --white: #ffffff;
  --gray-100: #f0f4f8;
  --gray-200: #dde3ea;
  --gray-300: #9ba6b5;
  --gray-400: #6b7a8d;
  --shadow: 0 10px 40px rgba(0,0,0,0.15);
  --shadow-sm: 0 5px 20px rgba(0,0,0,0.1);
  --radius: 16px;
  --radius-sm: 8px;
  --transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);

  --bg-primary: var(--navy);
  --bg-secondary: #0d1f34;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(0,119,204,0.08);
  --border-color: rgba(255,255,255,0.08);
  --border-accent: rgba(0,119,204,0.3);
  --text-primary: var(--white);
  --text-secondary: var(--gray-300);
  --text-inverse: var(--navy);
  --accent: var(--blue);
  --accent-light: var(--blue-light);
  --accent-gradient: linear-gradient(135deg, var(--blue) 0%, var(--blue-light) 100%);
  --bg-gradient-1: linear-gradient(135deg, var(--navy) 0%, #0d1f34 50%, #0a1a2e 100%);
  --bg-gradient-2: linear-gradient(135deg, #0d1f34 0%, var(--navy) 100%);
  --section-alt-bg: var(--bg-secondary);
  --navbar-bg: rgba(17, 42, 67, 0.88);
  --navbar-border: rgba(0,119,204,0.12);
  --btn-outline-border: rgba(255,255,255,0.2);
  --footer-bg: rgba(0,0,0,0.25);
}

.light-mode {
  --bg-primary: #f0f4f8;
  --bg-secondary: var(--white);
  --bg-card: rgba(17,42,67,0.03);
  --bg-card-hover: rgba(0,119,204,0.06);
  --border-color: rgba(17,42,67,0.08);
  --border-accent: rgba(0,119,204,0.25);
  --text-primary: var(--navy);
  --text-secondary: var(--gray-400);
  --text-inverse: var(--white);
  --bg-gradient-1: linear-gradient(135deg, #e8edf5 0%, var(--white) 50%, #f5f7fa 100%);
  --bg-gradient-2: linear-gradient(135deg, var(--white) 0%, #e8edf5 100%);
  --section-alt-bg: var(--white);
  --navbar-bg: rgba(255,255,255,0.9);
  --navbar-border: rgba(0,119,204,0.1);
  --btn-outline-border: rgba(17,42,67,0.2);
  --footer-bg: rgba(17,42,67,0.04);
  --shadow: 0 10px 40px rgba(0,0,0,0.08);
  --shadow-sm: 0 5px 20px rgba(0,0,0,0.05);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-gradient-1);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
  transition: background 0.4s ease, color 0.4s ease;
}

::selection { background: var(--accent); color: var(--white); }

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy); }
.light-mode ::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--accent); border-radius: 4px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 1000;
  padding: 0.8rem 2rem;
  background: var(--navbar-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--navbar-border);
  transition: var(--transition);
}

.navbar.scrolled {
  background: var(--navbar-bg);
  box-shadow: var(--shadow);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.nav-logo {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  letter-spacing: -0.5px;
  flex-shrink: 0;
}

.nav-logo span { color: var(--accent); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.6rem;
  align-items: center;
}

.nav-links a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.8rem;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
  letter-spacing: 0.3px;
  padding: 0.3rem 0.7rem;
  border-radius: 6px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(0,119,204,0.08);
}

/* ===== NAV DROPDOWN ===== */
.has-dropdown {
  position: relative;
}

.has-dropdown > a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.dropdown-arrow {
  font-size: 0.6rem;
  transition: transform 0.3s ease;
}

.has-dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.dropdown-menu {
  display: block;
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 190px;
  background: var(--navbar-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--navbar-border);
  border-radius: var(--radius-sm);
  list-style: none;
  padding: 0.4rem;
  margin-top: 0;
  box-shadow: var(--shadow);
  z-index: 100;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity 0.25s ease, transform 0.25s ease, visibility 0.25s ease;
  pointer-events: none;
}

/* invisible bridge so mouse can travel from link to menu */
.has-dropdown::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  width: 100%;
  height: 0.5rem;
}

.has-dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-menu li a {
  display: block;
  padding: 0.55rem 1rem;
  font-size: 0.8rem;
  border-radius: 6px;
  white-space: nowrap;
}

.dropdown-menu li a:hover,
.dropdown-menu li a.active {
  background: rgba(0,119,204,0.08);
  color: var(--text-primary);
}

/* ===== NAV SOCIAL ===== */
.nav-social {
  display: flex;
  align-items: center;
  gap: 0.1rem;
}

.nav-social a {
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
}

.nav-social a:hover {
  color: var(--text-primary);
  background: rgba(0,119,204,0.08);
}

.nav-social a[title="YouTube"]:hover { color: #ff0000; }
.nav-social a[title="LinkedIn"]:hover { color: #0a66c2; }
.nav-social a[title="Instagram"]:hover { color: #e4405f; }

.nav-controls {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  flex-shrink: 0;
}

.lang-toggle {
  display: flex;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  padding: 2px;
  border: 1px solid var(--border-color);
}

.light-mode .lang-toggle {
  background: rgba(17,42,67,0.04);
}

.lang-btn {
  padding: 0.25rem 0.5rem;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 0.7rem;
  font-weight: 600;
  cursor: pointer;
  border-radius: 4px;
  transition: var(--transition);
  font-family: inherit;
}

.lang-btn.active {
  background: var(--accent);
  color: var(--white);
}

.theme-btn {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-size: 0.9rem;
}

.light-mode .theme-btn {
  background: rgba(17,42,67,0.04);
}

.theme-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,119,204,0.1);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
}

/* ===== PAGE HEADER ===== */
.page-header {
  padding: 8rem 2rem 4rem;
  text-align: center;
  background: var(--bg-gradient-1);
  position: relative;
}

.page-header h1 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.page-header h1 .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

/* ===== HERO VIDEO ===== */
.hero-video {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero-video video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
}

.hero-video .overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(17, 42, 67, 0.75);
  z-index: 1;
}

.light-mode .hero-video .overlay {
  background: rgba(240, 244, 248, 0.78);
}

.hero-video .hero-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  width: 100%;
  padding: 6rem 2rem 4rem;
}

.hero-video .hero-text {
  animation: fadeInUp 1s ease;
}

.hero-video .hero-badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  background: rgba(0,119,204,0.15);
  border: 1px solid rgba(0,119,204,0.3);
  border-radius: 50px;
  font-size: 0.78rem;
  color: var(--accent-light);
  margin-bottom: 1.5rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 600;
}

.hero-video h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.hero-video h1 .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-video .subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-weight: 300;
}

.hero-video .hero-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin: 0 auto 2.5rem;
  max-width: 600px;
  line-height: 1.8;
}

.hero-video .hero-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}

.btn {
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-size: 0.92rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--transition);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background: var(--accent-gradient);
  color: var(--white);
  box-shadow: 0 4px 20px rgba(0,119,204,0.4);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,119,204,0.5);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 2px solid var(--btn-outline-border);
}

.btn-outline:hover {
  border-color: var(--accent);
  background: rgba(0,119,204,0.1);
  transform: translateY(-3px);
}

/* ===== SECTIONS ===== */
.section {
  padding: 6rem 2rem;
  position: relative;
  transition: background 0.4s ease;
}

.section-container {
  max-width: 1100px;
  margin: 0 auto;
}

.section-tag {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  background: rgba(0,119,204,0.1);
  border: 1px solid rgba(0,119,204,0.2);
  border-radius: 50px;
  font-size: 0.75rem;
  color: var(--accent);
  margin-bottom: 1rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 600;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
  color: var(--text-primary);
}

.section-title .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 700px;
}

/* ===== EMPRESA / ABOUT ===== */
#empresa {
  background: var(--bg-gradient-2);
}

.about-story {
  max-width: 800px;
  margin: 0 auto;
}

.about-story p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
  line-height: 1.9;
}

.about-story p:last-child { margin-bottom: 0; }

/* ===== EMPRESA STATS ===== */
.about-stats {
  background: var(--bg-gradient-1);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2.5rem 1.5rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: var(--transition);
}

.stat-card:hover::before { opacity: 1; }

.stat-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.stat-number {
  font-size: 2.8rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-primary);
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.stat-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ===== TIMELINE ===== */
#trayectoria {
  background: var(--bg-gradient-1);
}

.timeline {
  position: relative;
  padding-left: 3rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 2px;
  height: 100%;
  background: linear-gradient(to bottom, var(--accent), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 3rem;
  padding-left: 2rem;
  opacity: 0;
  transform: translateX(-30px);
  transition: all 0.8s ease;
}

.timeline-item.visible {
  opacity: 1;
  transform: translateX(0);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.65rem;
  top: 0.3rem;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--accent);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 20px rgba(0,119,204,0.4);
}

.timeline-item .year {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 0.5rem;
  letter-spacing: 1px;
}

.timeline-item h3 {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.timeline-item p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== BLOG ===== */
#blog-page {
  background: var(--bg-gradient-2);
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  cursor: pointer;
  cursor: pointer;
}

.blog-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow);
}

.blog-card-img {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.7);
}

.blog-card-img i { filter: drop-shadow(0 2px 8px rgba(0,0,0,0.2)); }

.blog-card-img.gradient-1 { background: linear-gradient(135deg, #0077cc 0%, #0099ff 100%); }
.blog-card-img.gradient-2 { background: linear-gradient(135deg, #0055aa 0%, #0077cc 100%); }
.blog-card-img.gradient-3 { background: linear-gradient(135deg, #0099ff 0%, #66c2ff 100%); }
.blog-card-img.gradient-4 { background: linear-gradient(135deg, #003d7a 0%, #0077cc 100%); }
.blog-card-img.gradient-5 { background: linear-gradient(135deg, #0077cc 0%, #00aaff 100%); }
.blog-card-img.gradient-6 { background: linear-gradient(135deg, #112a43 0%, #0077cc 100%); }

.blog-card-content {
  padding: 1.5rem;
}

.blog-card-content .date {
  font-size: 0.8rem;
  color: var(--accent);
  margin-bottom: 0.5rem;
}

.blog-card-content h3 {
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
  line-height: 1.4;
  color: var(--text-primary);
}

.blog-card-content p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

.blog-card-content .read-more {
  display: inline-block;
  margin-top: 1rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition);
}

.blog-card-content .read-more:hover { letter-spacing: 1px; }

/* ===== SOCIAL ===== */
#contacto-page {
  background: var(--bg-gradient-1);
}

.contacto-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: start;
}

.contacto-info p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}

.contacto-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  background: var(--accent-gradient);
  color: var(--white);
  text-decoration: none;
  border-radius: 50px;
  font-weight: 600;
  transition: var(--transition);
  box-shadow: 0 4px 20px rgba(0,119,204,0.4);
}

.contacto-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px rgba(0,119,204,0.5);
}

.social-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}

.social-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 1.5rem 0.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
}

.social-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow);
}

.social-card .icon {
  font-size: 1.6rem;
  transition: var(--transition);
}

.social-card .name {
  font-size: 0.78rem;
  color: var(--text-secondary);
  font-weight: 500;
}

.social-card:hover .icon { transform: scale(1.2); }
.social-card:hover.linkedin .icon { color: #0a66c2; }
.social-card:hover.youtube .icon { color: #ff0000; }
.social-card:hover.instagram .icon { color: #e4405f; }
.social-card:hover.facebook .icon { color: #1877f2; }
.social-card:hover.twitter .icon { color: #1da1f2; }
.social-card:hover.reddit .icon { color: #ff4500; }

/* ===== FOOTER ===== */
footer {
  background: var(--footer-bg);
  padding: 2rem;
  text-align: center;
  border-top: 1px solid var(--border-color);
}

.footer-social {
  display: flex;
  justify-content: center;
  gap: 0.8rem;
  margin-bottom: 1rem;
}

.footer-social a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  text-decoration: none;
  font-size: 1rem;
  transition: var(--transition);
}

.footer-social a:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-sm);
}

.footer-social a[title="YouTube"]:hover { color: #ff0000; border-color: #ff0000; }
.footer-social a[title="LinkedIn"]:hover { color: #0a66c2; border-color: #0a66c2; }
.footer-social a[title="Instagram"]:hover { color: #e4405f; border-color: #e4405f; }

footer p {
  color: var(--text-secondary);
  font-size: 0.85rem;
}

footer .heart { color: var(--accent); }

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 968px) {
  .hero-video h1 { font-size: 2.8rem; }
  .hero-video .hero-desc { margin: 0 auto 2rem; }
  .hero-video .hero-buttons { justify-content: center; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-story { max-width: 100%; }
  .contacto-layout { grid-template-columns: 1fr; gap: 3rem; }
  .page-header h1 { font-size: 2.5rem; }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 75%;
    height: 100vh;
    background: var(--navbar-bg);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: var(--transition);
    gap: 1.2rem;
    border-left: 1px solid var(--navbar-border);
  }

  .light-mode .nav-links {
    background: rgba(255,255,255,0.97);
  }

  .nav-links a {
    font-size: 1rem;
    padding: 0.5rem 1.5rem;
  }

  .nav-links.active { right: 0; }
  .nav-toggle { display: flex; z-index: 1001; }

  .has-dropdown > a {
    justify-content: center;
  }

  .has-dropdown::after {
    display: none;
  }

  .dropdown-menu {
    position: static;
    background: transparent;
    backdrop-filter: none;
    border: none;
    box-shadow: none;
    padding: 0;
    margin-top: 0;
    max-height: 0;
    overflow: hidden;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    transition: max-height 0.35s ease;
  }

  .has-dropdown.open .dropdown-menu {
    max-height: 200px;
  }

  .dropdown-menu li a {
    font-size: 0.9rem;
    padding: 0.4rem 1rem;
    color: var(--text-secondary);
  }

  .nav-social { display: none; }

  .nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
  .nav-toggle.active span:nth-child(2) { opacity: 0; }
  .nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }
}

@media (max-width: 576px) {
  .hero-video h1 { font-size: 2.2rem; }
  .page-header h1 { font-size: 2rem; }
  .section-title { font-size: 1.8rem; }
  .stats-grid { grid-template-columns: 1fr; }
  .social-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: 1fr; }
  .section { padding: 4rem 1.5rem; }
  .nav-controls { gap: 0.4rem; }
}

/* ===== HOME ABOUT ===== */
#home-about {
  background: var(--bg-gradient-2);
}

.home-about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.home-about-text p {
  color: var(--text-secondary);
  font-size: 1.02rem;
  line-height: 1.9;
  margin-bottom: 1.2rem;
}

.home-about-images {
  display: flex;
  justify-content: center;
}

.img-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1rem;
  max-width: 450px;
}

.img-grid img {
  border-radius: var(--radius);
  object-fit: cover;
  width: 100%;
  height: 100%;
  transition: var(--transition);
  box-shadow: var(--shadow-sm);
}

.img-grid img:hover {
  transform: scale(1.02);
  box-shadow: var(--shadow);
}

.img-main {
  grid-row: 1 / 3;
  height: 100%;
  min-height: 320px;
}

.img-secondary {
  height: 150px;
}

@media (max-width: 968px) {
  .home-about-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .img-grid { max-width: 350px; margin: 0 auto; }
  .img-main { min-height: 250px; }
}

/* ===== BLOG POST ===== */
.blog-post {
  padding: 8rem 2rem 4rem;
  background: var(--bg-gradient-1);
}

.blog-post-container {
  max-width: 750px;
  margin: 0 auto;
}

.blog-post .back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 2rem;
  transition: var(--transition);
}

.blog-post .back-link:hover { gap: 0.8rem; }

.blog-post .post-date {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 1px;
}

.blog-post h1 {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.blog-post h1 .highlight {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.blog-post .post-divider {
  width: 60px;
  height: 3px;
  background: var(--accent-gradient);
  border-radius: 2px;
  margin-bottom: 2rem;
}

.blog-post .post-content {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.9;
}

.blog-post .post-content p {
  margin-bottom: 1.5rem;
}

.blog-post .post-content h2 {
  font-size: 1.4rem;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem;
  font-weight: 700;
}

.blog-post .post-content .highlight-box {
  background: var(--bg-card);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 1.5rem 2rem;
  margin: 1.5rem 0;
  font-style: italic;
}

.blog-post .post-footer {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.blog-post .post-footer .share-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.blog-post .post-footer .share-links {
  display: flex;
  gap: 0.8rem;
}

.blog-post .post-footer .share-links a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  text-decoration: none;
  transition: var(--transition);
}

.blog-post .post-footer .share-links a:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(0,119,204,0.08);
}

/* ===== LOADING BAR ===== */
.loading-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: var(--accent-gradient);
  z-index: 9999;
  transition: width 0.3s ease;
}

/* ===== VISIÓN SECTION ===== */
#vision-section {
  background: var(--bg-gradient-2);
}

.vision-content {
  max-width: 800px;
  margin: 0 auto;
}

.vision-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.9;
  margin-bottom: 1.2rem;
}

/* ===== PILARES SECTION ===== */
#pilares-section {
  background: var(--bg-gradient-1);
}

.pilares-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.pilar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2.5rem 1.8rem;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.pilar-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: var(--transition);
}

.pilar-card:hover::before { opacity: 1; }

.pilar-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.pilar-icon {
  font-size: 2.5rem;
  color: var(--accent);
  margin-bottom: 1.2rem;
}

.pilar-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.pilar-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ===== MODELO CONSULTIVO ===== */
#modelo-section {
  background: var(--bg-gradient-2);
}

.modelo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.modelo-phase {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2rem 1.8rem;
  transition: var(--transition);
  position: relative;
}

.modelo-phase:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

.phase-num {
  font-size: 2.5rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 0.8rem;
}

.modelo-phase h3 {
  font-size: 1.1rem;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

.modelo-phase p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* ===== INFRAESTRUCTURA GLOBAL ===== */
#infra-section {
  background: var(--bg-gradient-1);
}

.infra-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.oficina-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: var(--transition);
  text-align: center;
}

.oficina-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.oficina-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.oficina-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.8rem;
  color: var(--text-primary);
}

.oficina-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.7;
}

/* ===== ESPECIALIZACIÓN ===== */
#especializacion-section {
  background: var(--bg-gradient-2);
}

.especializacion-content {
  max-width: 800px;
  margin: 0 auto;
}

.especializacion-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.9;
  margin-bottom: 1.2rem;
}

/* ===== DIFERENCIADORES ===== */
#diferenciadores-section {
  background: var(--bg-gradient-1);
}

.diferenciadores-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.diferenciador-item {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  transition: var(--transition);
  text-align: center;
}

.diferenciador-item:hover {
  border-color: var(--border-accent);
  transform: translateY(-4px);
  box-shadow: var(--shadow-sm);
}

.dif-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1rem;
}

.diferenciador-item h3 {
  font-size: 1.05rem;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
}

.diferenciador-item p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.7;
}

/* ===== QUOTE SECTION ===== */
#quote-section {
  background: var(--bg-gradient-2);
  padding: 4rem 2rem;
}

.quote-block {
  max-width: 700px;
  margin: 0 auto;
  padding: 2rem;
}

.quote-icon {
  font-size: 2rem;
  color: var(--accent);
  margin-bottom: 1.5rem;
  opacity: 0.5;
}

.quote-block p {
  font-size: 1.5rem;
  font-style: italic;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  font-weight: 300;
}

.quote-block footer {
  font-size: 0.95rem;
  color: var(--text-secondary);
  background: transparent;
  border: none;
  padding: 0;
}

/* ===== MULTIMEDIA PAGE ===== */
#multimedia-videos {
  background: var(--bg-gradient-2);
}

#home-videos-section {
  background: var(--bg-gradient-2);
}

#multimedia-perfiles {
  background: var(--bg-gradient-1);
}

#multimedia-cta {
  background: var(--bg-gradient-2);
}

.videos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 2rem;
}

.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
}

.video-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-6px);
  box-shadow: var(--shadow);
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.video-info {
  padding: 1.2rem 1.5rem 1.5rem;
}

.video-info h3 {
  font-size: 1rem;
  color: var(--text-primary);
  margin-bottom: 0.4rem;
  line-height: 1.4;
}

.video-info p {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
}

/* ===== PROFILE CARDS ===== */
.profiles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.profile-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2.5rem 1.8rem;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-primary);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.profile-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  opacity: 0;
  transition: var(--transition);
}

.profile-card.youtube::before { background: linear-gradient(135deg, #ff0000, #cc0000); }
.profile-card.linkedin::before { background: linear-gradient(135deg, #0a66c2, #004182); }
.profile-card.instagram::before { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }

.profile-card:hover::before { opacity: 1; }

.profile-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-8px);
  box-shadow: var(--shadow);
}

.profile-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--white);
  margin-bottom: 1.2rem;
  transition: var(--transition);
}

.profile-icon.youtube { background: linear-gradient(135deg, #ff0000, #cc0000); }
.profile-icon.linkedin { background: linear-gradient(135deg, #0a66c2, #004182); }
.profile-icon.instagram { background: linear-gradient(135deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }

.profile-card:hover .profile-icon {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(0,0,0,0.25);
}

.profile-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
}

.profile-handle {
  font-size: 0.85rem;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.profile-desc {
  color: var(--text-secondary);
  font-size: 0.88rem;
  line-height: 1.6;
  margin-bottom: 1.2rem;
}

.profile-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
  transition: var(--transition);
}

.profile-card:hover .profile-cta {
  letter-spacing: 0.5px;
}

.multimedia-social-links {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ===== RESPONSIVE NEW SECTIONS ===== */
@media (max-width: 968px) {
  .pilares-grid { grid-template-columns: 1fr; }
  .modelo-grid { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: 1fr; }
  .diferenciadores-grid { grid-template-columns: repeat(2, 1fr); }
  .profiles-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .videos-grid { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
  .diferenciadores-grid { grid-template-columns: 1fr; }
  .quote-block p { font-size: 1.2rem; }
  .multimedia-social-links { flex-direction: column; align-items: center; }
}